About this replacement
Designed for HP devices. Compatible models include Pavilion dv2, Pavilion dv2-1000, Pavilion dv2-1001ax, Pavilion dv2-1002au, Pavilion dv2-1002ax, Pavilion dv2-1003au, Pavilion dv2-1003ax, Pavilion dv2-1004au, Pavilion dv2-1004ax, Pavilion dv2-1005au, Pavilion dv2-1005ax, Pavilion dv2-1006au. Replacement part numbers include 506066-721, HSTNN-CB87, HSTNN-XB87, NB800AA, HSTNN-CB86, HSTNN-UB87, HSTNN-E01C, HSTNN-C52C, 506781-001, VN06. Key specifications: 10.8V, 4400mAh, Li-ion.